🚨 AI News | TestingCatalog(@testingcatalog):BREAKING 🔥: A hidden Claude Mythos 5.5 mention has been spotted on the official Anthropic website. > "Claude Mythos 5.5 - Our most capable model class for cybersecurity and biology research." Should we expect Mythos 5.5 for cyber defense next week? Fable 5.5 may come along as well (speculation). Soon? 👀

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🚨 AI News | TestingCatalog@testingcatalog

2026.11.01 15:31

BREAKING 🔥: A hidden Claude Mythos 5.5 mention has been spotted on the official Anthropic website. > "Claude Mythos 5.5 - Our most capable model class for cybersecurity and biology research." Should we expect Mythos 5.5 for cyber defense next week? Fable 5.5 may come along as well (speculation). Soon? 👀